Tower fan



FIG. 1 is a top perspective view of a tower fan showing our new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is an enlarged cross-sectional view taken along line 4-4 in FIG. 3;

FIG. 5 is an enlarged bottom view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a right side view thereof.

The vertical line surface shading in FIGS. 1 and 2 is for the purpose of distinguishing between the open and solid areas of the front grill of the tower fan.

The diagonal line surface shading in FIGS. 1 and 2 within the oval is for the purpose of representing the polished nature of the oval, and that the oval is flush relative to the surrounding areas shown in FIGS. 1 and 2. 

CLAIM We claim the ornamental design for a tower fan, as shown and described. 